| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1754 | 
                                    
                                    52.6%
                                 | |
| 1 | 159 | 
                                    
                                    4.8%
                                 | |
| 2 | 137 | 
                                    
                                    4.1%
                                 | |
| 3 | 146 | 
                                    
                                    4.4%
                                 | |
| 4 | 141 | 
                                    
                                    4.2%
                                 | |
| 5 | 109 | 
                                    
                                    3.3%
                                 | |
| 6 | 73 | 
                                    
                                    2.2%
                                 | |
| 7 | 813 | 
                                    
                                    24.4%
                                 | |
| Missing value | 11 |